TaurusPollingTimer

Inheritance diagram of TaurusPollingTimer

class TaurusPollingTimer(period, parent=None)[source]

Bases: taurus.core.util.log.Logger

Polling timer manages a list of attributes that have to be polled in the same period

addAttribute(attribute, auto_start=True)[source]

Registers the attribute in this polling.

Parameters:
  • attribute (:class:~`taurus.core.taurusattribute.TaurusAttribute`) – the attribute to be added
  • auto_start (:class:~`bool`) – if True (default) it tells the polling timer that it should startup as soon as there is at least one attribute registered.
containsAttribute(attribute)[source]

Determines if the polling timer already contains this attribute

Parameters:attribute (:class:~`taurus.core.taurusattribute.TaurusAttribute`) – the attribute
Return type::class:~`bool`
Returns:True if the attribute is registered for polling or False otherwise
getAttributeCount()[source]

Returns the number of attributes registered for polling

Return type::class:~`int`
Returns:the number of attributes registered for polling
removeAttribute(attribute)[source]

Unregisters the attribute from this polling. If the number of registered attributes decreses to 0 the polling is stopped automatically in order to save resources.

Parameters:attribute (:class:~`taurus.core.taurusattribute.TaurusAttribute`) – the attribute to be added
start()[source]

Starts the polling timer

stop()[source]

Stop the polling timer